how many electrons in berylium magnesium calcium strontium barium radium
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They are beryllium, magnesium, calcium, strontium, barium, and radium. They are less reactive than alkali metals, but they form (except for beryllium) alkaline oxides and hydroxides. Alkaline earth metals all have two valence electrons, and they easily oxidize to the +2 state.
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hello friend this is your answer
beryllium 4
magnesium 12
calcium 20
strontium 38
barium 56
radium 88
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